Adjust model display
In the Diagram fact sheet, you can move the visible area of large models.
Move the model using the mouse pointer or use the frame in the model overview at the bottom left to move certain objects into the visible area.
Alternatively, you can use the
Full-screen view, (
Exit full-screen view/Esc key), 
Fit to window, or the 
slider, to change the model view.Click the
down arrow on the left-hand side of the view bar to hide the view bar and click the 
up arrow to show the view bar again.
The display of the model in the Diagram fact sheet is adjusted according to your settings.